208160975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12409}}^1$

素因数の和:12491

約数の個数: 24

約数和(自身を含む): 286224240

約数和(自身を除く): 78063265

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1525, 3355, 12409, 16775, 62045, 136499, 310225, 682495, 756949, 3412475, 3784745, 8326439, 18923725, 41632195, 208160975]

約数ペア:

[(1, 208160975), (5, 41632195), (11, 18923725), (25, 8326439), (55, 3784745), (61, 3412475), (275, 756949), (305, 682495), (671, 310225), (1525, 136499), (3355, 62045), (12409, 16775)]